| Équations équilibrées la veille |
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cl + Ca(OH)2 = Ca(ClO3)2 + CaCl2 + H2O =>
12 Cl + 6 Ca(OH)2 = Ca(ClO3)2 + 5 CaCl2 + 6 H2O
Hg2(NO3)2 + K2Cr2O7 + HNO3 = KNO3 + Hg(NO3)2 + Cr(NO3)3 + H2O =>
3 Hg2(NO3)2 + K2Cr2O7 + 14 HNO3 = 2 KNO3 + 6 Hg(NO3)2 + 2 Cr(NO3)3 + 7 H2O
Ca + HOH = Ca(OH)2 + H =>
Ca + 2 HOH = Ca(OH)2 + 2 H
Ba(NO3)2(aq) + Na3PO4(aq) = Ba3(PO4)2(s) + NaNO3(aq) =>
3 Ba(NO3)2(aq) + 2 Na3PO4(aq) = Ba3(PO4)2(s) + 6 NaNO3(aq)
Calciumhydroxide + ammoniumchloride = Ammonia + water + calciumchloride =>
Ca(OH)2 + 2 NH4Cl = 2 NH3 + 2 H2O + CaCl2
C2H2 + KMnO4 + H2O = C2H2(OH)4 + MnO2 + KOH =>
3 C2H2 + 4 KMnO4 + 8 H2O = 3 C2H2(OH)4 + 4 MnO2 + 4 KOH
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
(NH4)2CrO4 + FeCl2 = NH4Cl + FeCrO4 =>
(NH4)2CrO4 + FeCl2 = 2 NH4Cl + FeCrO4
C + S = CS2 =>
C + 2 S = CS2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KNO2 + H2SO4 = K2SO4 + HNO2 =>
2 KNO2 + H2SO4 = K2SO4 + 2 HNO2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
CH2Cl2 + H2O = CH2O + HCl =>
CH2Cl2 + H2O = CH2O + 2 HCl
KNO3 + Al + KOH + H2O = NH3 + KAlO3 =>
5 KNO3 + 8 Al + 3 KOH + 6 H2O = 5 NH3 + 8 KAlO3
Na{3}PO{4} + KOH = NaOH + K{3}PO{4} =>
Na{3}PO{4} + KOH = NaOH + K{3}PO{4}
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O =>
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O
IO3{-} + NaHSO3 = I2 + Na{+} + SO4{2-} + H{+} + H2O =>
2 IO3{-} + 5 NaHSO3 = I2 + 5 Na{+} + 5 SO4{2-} + 3 H{+} + H2O
NaBr + KMnO4 + H2SO4 = Br2 + K2SO4 + NaHSO4 + MnSO4 + H2O =>
10 NaBr + 2 KMnO4 + 13 H2SO4 = 5 Br2 + K2SO4 + 10 NaHSO4 + 2 MnSO4 + 8 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
AgC2H3O2 + Na3PO4 = Ag3O4P + NaCH3COO =>
3 AgC2H3O2 + Na3PO4 = Ag3O4P + 3 NaCH3COO
H2SO4 + NaOH + C12H24O2 = C12H25NaO4S + H2O + O2 =>
H2SO4 + NaOH + C12H24O2 = C12H25NaO4S + H2O + O2
AgNO3{-}1 + KCl = AgCl + KNO3{-}1 =>
AgNO3{-}1 + KCl = AgCl + KNO3{-}1
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cr2(SO4)3 = Cr + SO4 =>
Cr2(SO4)3 = 2 Cr + 3 SO4
Co3 + H2O = Co2O3 + H2 =>
2 Co3 + 9 H2O = 3 Co2O3 + 9 H2
Fe2O3 + C4 = Fe2 + CO4 =>
16 Fe2O3 + 3 C4 = 16 Fe2 + 12 CO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
ZnSO4 + H2CO3 = ZnCO3 + H2SO4 =>
ZnSO4 + H2CO3 = ZnCO3 + H2SO4
Sr + HNO3 = Sr(NO3)2 + NH4NO3 + H2O =>
4 Sr + 10 HNO3 = 4 Sr(NO3)2 + NH4NO3 + 3 H2O
KI + KIO3 + HSO4 = K2SO4 + I2 + H2O =>
11 KI + KIO3 + 6 HSO4 = 6 K2SO4 + 6 I2 + 3 H2O
NH3 + O2 = (ag)NO + H2O =>
4 NH3 + 5 O2 = 4(ag)NO + 6 H2O
BF3 + NaH = B2H6 + NaBF4 =>
8 BF3 + 6 NaH = B2H6 + 6 NaBF4
PbCl2 + N2H4O3 = Pb(NO3)2 + NH4Cl =>
PbCl2 + 2 N2H4O3 = Pb(NO3)2 + 2 NH4Cl
Be(OH)2 + H3PO3 = Be3(PO3)2 + H2O =>
3 Be(OH)2 + 2 H3PO3 = Be3(PO3)2 + 6 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CdCl2 + NaOH = CdO + NaCl2 + H =>
CdCl2 + NaOH = CdO + NaCl2 + H
HgI2 + O2 = Hg2O + I2 =>
4 HgI2 + O2 = 2 Hg2O + 4 I2
H2C2O4 + KMnO4 = CO2 + H2O + K2O + Mn2O3 =>
4 H2C2O4 + 2 KMnO4 = 8 CO2 + 4 H2O + K2O + Mn2O3
C(CH3)4 + Cl2 = C(CH3)3Cl + HCl =>
4 C(CH3)4 + 4 Cl2 = 5 C(CH3)3Cl + 3 HCl
C + BaSO4 = CO + BaS =>
4 C + BaSO4 = 4 CO + BaS
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C7H14 + O2 = CO + H2 =>
2 C7H14 + 7 O2 = 14 CO + 14 H2
Sn2 + Cl2 = SnCl4 =>
Sn2 + 4 Cl2 = 2 SnCl4
KI + H2O = H + I + KOH =>
KI + H2O = H + I + KOH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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